We are constantly making micro decisions and adjustments all throughout our day to keep us on the "right path." We drive to work without thinking about what turns to make or exits to take because our brains are excellent at putting us on autopilot. But when there's a 10 car pile-up on the highway and you've got to figure out how to get around it to get to work on time, suddenly your brain goes into problem solving mode to achieve the desired result (getting to work on time).